*{
    margin: 0;
    padding: 0;
    list-style: none;
}
a{
    text-decoration: none;
    cursor: pointer;
}
body{
    background: url(../img/beijing01.jpg)no-repeat;
    background-size: 100%;
}
.img-black{
    display: block;
    background-color: rgba(28,28,28,0.3);
    height: 690px;
    width: 100%;
    z-index: 2;
    position: relative;
}
.header{
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 93px;
}
.nav-box{
    padding: 0 40px;
    margin: 0 auto;
    height: 100%;
}
.nav-left{
    width: 291px;
    height: 100%;
    float: left;
}
.img-box{
    width: 131px;
    height: 29px;
    margin-top: 30px;
}
.img-box .img1{
    width: 100%;
    height: 100%;
}
.nav-center{
    width: 834px;
    height: 100%;
    float: left;
    margin-left: 16px;
}
.nav-center .object{
    margin-right: 30px;
    margin-left: 30px;
    float: left;
    margin-top: 34px;
}
.nav-center .object .text{
    color: #ffffff;
    padding: 2px 0 3px 0;
    min-width: 20px;
    text-align: center;
    transition: color 0.2s ease;
    border: 1px solid transparent;
    position: relative;

}
.nav-center .object:nth-child(1) .text{
    color: #efefef;
}
.nav-center .object .text:hover{
    color: #efefef;
}
.nav-center .object .text i{
    position: absolute;
    top: 30px;
    left: 50%;
    opacity: 0;
    width: 0;
    background: #ffffff;
    display: block;
    height: 1px;
    transition: all 0.6s cubic-bezier(0.215,0.61,0.355,1) 0s;
}
.nav-center .object .text:hover i{
    position: absolute;
    top: 30px;
    width: 100%;
    left: 0;
    opacity: 1;
    background: #ffffff;
    display: block;
    height: 1px;
    transition: all 0.6s cubic-bezier(0.215,0.61,0.355,1) 0s;
}
.nav-center .object:nth-child(1) .text i{
    position: absolute;
    left: 0;
    top: 30px;
    width: 100%;
    opacity: 1;
    background: #ffffff;
    display: block;
    height: 1px;
    transition: all 0.6s cubic-bezier(0.215,0.61,0.355,1) 0s;
}
.nav-right{
    width: 264px;
    height: 100%;
    float: right;
}
.nav-right-box{
    width: 180px;
    height: 50px;
    margin-top: 20px;
    float: right;
    position: relative;
}
.nav-right-box .img-box2{
    width: 27px;
    height: 23px;
    position: absolute;
    left: 0;
    top: 15px;
}
.nav-right-box .img-box2 .img2{
    width: 100%;
}
.nav-right-box .line1{
    color: #FFFFFF;
    text-align: right;
    font-weight: normal;
    position: absolute;
    left: 30px;
    top: 15px;
}
.nav-right-box .box{
    /* width: 200px; */
    height: 30px;
    position: absolute;
    left: 45px;
    top: 10px;
    font-size: 26px;
    color: rgb(255, 255, 255);
    font-family: georgia;
}
.nav-right-box .box .span2{
    position: absolute;
    left: 15px;
    top: 6px;
    font-size: 20px;
    display: block;
}
.banner-box{
    width: 934px;
    height: 145px;
    position: absolute;
    left: 0;
    top: 300px;
    right: 0;
    margin:0 auto;  
}
.banner{
    opacity: 0;
    width: 100%;
    height: 100%;
    text-align: center;
    color: #fff;
    position: absolute;
    left: 0;
    top: 0;
}
.banner .span3{
    display: block;
    margin-top: 10px;
    font-size: 36px;
}
.banner .span4{
    display: block;
    margin-top: 10px;

    font-size: 20px;
}
.img-bottom{
    display: block;
    width: 100%;
    height: 248px;
    background-color: rgba(0,0,0,0.5);
    z-index: 4;
    overflow: hidden;
}
.img-bottom-box{
    width: 1024px;
    height: 183px;
    margin: 0 auto;
    margin-top: 20px;
    margin-bottom: 45px;
    overflow: hidden;
}
.fours-box{
    width: 256px;
    height: 153px;
    margin-top: 30px;
    float: left;
    overflow: hidden;
}
.fours-img{
    width: 90px;
    height: 82px;
    margin-left: 83px;
}
.fours-img .img3{
    width: 100%;
}
.fours-text{
    margin-top: 20px;
    box-sizing: border-box;
    color: #c2c2c2;
    font-size: 13px;
    text-align: center;
    letter-spacing: 1px;
    line-height: 1.5em;
    padding: 0 10px;
}
/* 平台开始 */
.platform-box{
    width: 1024px;
    height: 164px;
    margin: auto;
    text-align: center;
    overflow: hidden;
    margin-bottom: 30px;
}
.platform-box h1{
    margin-top: 30px;
    font-family: 微软雅黑;
    font-size: 34px;
    font-weight: normal;
    font-style: normal;
    color: #494949;
}
.platform-box .line2{
    width: 60px;
    height: 4px;
    background: #36d3db;
    margin: auto;
    margin-top: 20px;
}
.platform-box h6{
    margin-top: 20px;
    text-align: center;
    color: #666666;
    font-size: 18px;
    font-weight: normal;
}
.platform{
    width: 1044px;
    height: 400px;
    margin: auto;
    margin-bottom: 100px;
}
.platform-one{
    width: 280px;
    height: 390px;
    float: left;
    margin-right: 87px;
    border: 5px solid #ffffff;
    transition: all 0.5s ease 0s;
    /* background-color: rgba(54,211,219,0.9); */
    position: relative;
}
.platform-one img{
    position: absolute;
    top: 0;
    left: 0;
}
.platform-a:nth-child(3) .platform-one{
    margin-right: 0;
}
.platform-one:hover{
    border: 5px solid #eaeaea !important;
}
.platform-one-text{
    color: #fff;
    font-size: 24px;
    text-align: center;
    line-height: 30px;
    margin-top: 250px;
    position: relative;
}

/* 平台结束 */
/* 功能开始 */
.function-box{
    width: 100%;
    background: #f2f2f2;
}
.function{
    width: 1024px;
    height: 246px;
    margin: auto;
    margin-bottom: 44px;
}
.function-one{
    margin-right:8px;
    border: 1px solid #dddddd;
    width: 162px;
    height: 244px;
    float: left;
    background: #ffffff;
}
.function-one:nth-child(6){
    margin-right: 0;
}
.function-one:hover{
    border: 1px solid #36d3db;
}
.function-top{
    width: 54px;
    height: 54px;
    border-radius: 50%;
    /* border:2px solid #36d3db; */
    margin: auto;
    margin-top: 30px;
    text-align: center;
}
.function-top img{
    width: 100%;
    height: 100%;
    border-radius: 50%;
}

.function-one h3{
    margin-top: 20px;
    text-align: center;
    font-weight: normal;
    color: #000000;
}
.function-bottom{
    /* width: 78px; */
    /* height: 50px; */
    margin: auto 10px;
    margin-top: 10px;
    /* line-height: 25px; */

}
.function-bottom p{
    color: rgb(105, 105, 105);
    font-size: 13px;
    /* word-break:normal; */
    /* white-space:pre-warp; */
    /* word-wrapL:break-word; */
}
.go{
    width: 176px;
    height: 110px;
    margin: auto;
    margin-top: 30px;
}
.go-box{
    width: 176px;
    height: 44px;
    background-color: rgb(54, 211, 219);
    border: 1px solid rgb(54, 211, 219);
    color: rgb(255, 255, 255);
    text-align: center;
    line-height: 44px;
    border-radius: 50px;
}
.go-box:hover{
    background-color: rgb(242,242,242   );
    border: 1px solid rgb(54, 211, 219);
    color: rgb(54, 211, 219);
}
/* 功能结束 */
/* 产品开始 */
.protect-box{
    width: 1024px;
    height: 495px;
    margin:100px auto; 
}
.swiper-container {
    width: 480px;
    height: 495px;
    margin-right: 32px;
    position: relative;
    float: left;
}  
.swiper-wrapper{
    width: 278px;
    height: 490px;
    position: absolute;
    left: 101px;
    top: 0;
    overflow: hidden;
}
.swiper-slide{
    position: absolute;
    left:278px;
    top: 0;
    width: 100%;
    height: 100%;
}
.swiper-slide .so{
    width: 100%;
}
.swiper-button-prev{
    width: 44px;
    height: 44px;
    background-color: #888888;
    color: #FFF;
    text-align: center;
    line-height: 44px;
    border-radius: 2px;
    font-size: 20px;
    position: absolute;
    left: 0;
    top: 225px;
    border-radius: 2px;
    display: none;
}
.swiper-button-next{
    width: 44px;
    height: 44px;
    background-color: #888888;
    color: #FFF;
    text-align: center;
    line-height: 44px;
    border-radius: 2px;
    font-size: 20px;
    position: absolute;
    right: 0;
    top: 225px;
    border-radius: 2px;
    display: none;
}
.protect{
    width: 512px;
    height: 100%;
    float: left;
}
.protect-h2{
    font-family: 微软雅黑;
    font-size: 34px;
    font-weight: normal;
    font-style: normal;
    color: #494949;
    margin: 30px 0 20px;
}
.proctect-span-box1{
    display: block;
    width: 378px;
    line-height: 2;
    font-size: 13px;
    word-break: break-all!important;
    overflow-wrap: normal!important;
    word-spacing: normal;
    color: #777777;
    font-weight: normal;
}
.proctect-span1{
    width: 100%;
}
.proctect-span-box2{
    display: block;
    margin-top: 15px;
    width: 378px;
    line-height: 2;
    font-size: 13px;
    word-break: break-all!important;
    overflow-wrap: normal!important;
    word-spacing: normal;
    color: #777777;
    font-weight: normal;
}
.more-a{
    color: #36D3DB;
}
.go1{
    width: 176px;
    height: 110px;
    margin-top: 60px;
}
/* 产品2 */

.protect2{
    width: 100%;
    background: #f2f2f2;
    height: 680px;
    overflow: hidden;
    margin-bottom: 30px;
}
.protect-box1{
    width: 1024px;
    height: 495px;
    margin:100px auto 150px; 
}
.swiper-container1{
    width: 480px;
    height: 495px;
    margin-left: 32px;
    position: relative;
    float: left;
}  
.swiper-wrapper1{
    width: 278px;
    height: 490px;
    position: absolute;
    left: 101px;
    top: 0;
    overflow: hidden;
}
.swiper-slide1{
    position: absolute;
    left:278px;
    top: 0;
    width: 100%;
    height: 100%;
}
.swiper-slide1 .so{
    width: 100%;
}
.swiper-button-prev1{
    width: 44px;
    height: 44px;
    background-color: #888888;
    color: #FFF;
    text-align: center;
    line-height: 44px;
    border-radius: 2px;
    font-size: 20px;
    position: absolute;
    left: 0;
    top: 225px;
    border-radius: 2px;
    display: none;
}
.swiper-button-next1{
    width: 44px;
    height: 44px;
    background-color: #888888;
    color: #FFF;
    text-align: center;
    line-height: 44px;
    border-radius: 2px;
    font-size: 20px;
    position: absolute;
    right: 0;
    top: 225px;
    border-radius: 2px;
    display: none;
}
/* 产品结束 */
/* 完善开始 */
.over-box{
    width: 1024px;
    height: 450px;
    margin: auto;
}
.over{
    width: 341px;
    height: 110px;
    float: left;
    margin-bottom: 40px;
}
.over-boxi{
    width: 53px;
    height: 53px;
    border-radius: 50%;
    background: #36D3DB;
    color: #fff;
    text-align: center;
    line-height: 53px;
    float: left;
}
.over-boxi i{
    font-size: 32px;
}
.over-right{
    width: 220px;
    margin-right: 30px;
    height: 100%;
    float: right;
}
.over-h3{
    color: #494949;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 15px;
}
.over-span{
    width: 100%;
    letter-spacing: 1px;
    font-size: 13px;
    color: #888888;
    line-height: 1.5em;
    word-spacing: normal;
    font-weight: normal;
}
/* 完善结束 */
/* 我们开始 */
.our-box{
    width: 100%;
    background: #f2f2f2;
    height: 680px;
    overflow: hidden;
    margin-top: 30px;
    padding-top: 50px;
}
.our-Box{
    width: 1140px;
    height: 230px;
    margin: auto;
    margin-bottom: 30px;
}
.our{
    width: 255px;
    height: 100%;
    margin: 0 15px;
    float: left;
    position: relative;
    overflow: hidden;

}
.our-img{
    width: 100%;
    height: 191px;
}
.our-img .img4{
    width: 100%;
}
.our-text{
    width: 100%;
    height: 39px;
    text-align: center;
    line-height: 39px;
    color: #494949;
    font-size: 16px;
}
.our-i{
    width: 100%;
    height: 191px;
    position: absolute;
    left: 0;
    top: -120px;
    transition: all 0.5s;
    color: #494949;
    text-align: center;
    line-height: 191px;
}
.our-i i{
    font-size: 32px;
}
.our:hover .our-img .img4{
    opacity: 0.5;
}
.our:hover .our-i{
    /* opacity: 1; */
    position: absolute;
    left: 0;
    top: 0px;
}
.ourtext1{
    width: 80%;
    margin: auto;
    text-align: center;
    letter-spacing: 1px;
    line-height: 1.8;
    font-size: 13px;
    color: #808080;
}
.go2{
    width: 176px;
    height: 110px;
    margin: auto;
    margin-top: 30px;
}
.go2-box{
    width: 176px;
    height: 44px;
    border-color: rgb(51, 51, 51);
    background-color: rgb(51, 51, 51);
    color: rgb(255, 255, 255);
    text-align: center;
    line-height: 44px;
    border-radius: 50px;
}
.go2-box:hover{
    background-color: rgb(242,242,242   );
    border: 1px solid rgb(51, 51, 51);
    color: rgb(51,51, 51);
}
/* 我们结束 */
/* 最后开始 */
.foot-box{
    width: 100%;
    height: 232px;
    padding-top: 40px;
    color: #8d9095;
    font-weight: 400;
    word-spacing: normal;
    background: #2c2c2c none repeat center top;
}
.foot{
    width: 1024px;
    height: 100%;
    padding: 0 40px;
    margin: auto;
    overflow: hidden;
}
.foot1{
    width: 190px;
    height: 134px;
    float: left;
    margin-top: 15px;
}
.foot1 h5{
    font-size: 14px;
    margin-bottom: 10px;
}
.foot-img{
    width: 100px;
    height: 100px;
}
.footimg{
    width: 100%;
}
.foot2{
    width: 278px;
    height: 134px;
    float: left;
    margin-top: 15px;
}
.foot2 h5{
    font-size: 14px;
    margin-bottom: 10px;
}
.foot2 span{
    font-size: 12px;
}
.foot-text{
    width: 100%;
    height: 30px;
    text-align: center;
    font-size: 12px;
    color: #8d9095;
    line-height: 30px;
    margin-top: 50px;
}
/* 最后结束 */